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Measure Liquid Flow and Movement in Real Time
The Rain Steam Sensor is a rain sensor with analog and digital output designed for water metering, dosing systems, cooling loops, and liquid monitoring. It is a practical fit for makers, students, and engineers who want reliable sensor data in embedded builds.
Key details include Working voltage: 3.3V-5V; Output Signal: with over 15mA driving capacity.
Important: Flow readings depend on liquid type, pipe size, and mounting direction. Calibrate in your own system for the best result.
Why you’ll love it
- Useful spec: 5cm x 4cm nickel-plated area
- Controller output: with over 15mA driving capacity
- Power range: 3.3V-5V
- Maker-friendly build: Easy to use in prototypes, classroom projects, and custom electronics
- Common controller support: Works well with Arduino, ESP32, Raspberry Pi, and similar boards
- Project-ready sensing: water metering, dosing systems, cooling loops, and liquid monitoring
Compare with similar products
| Product | Sensor style | Standout |
|---|---|---|
| Rain Steam Sensor | rain sensor with analog and digital output | Current item |
| Rain Steam Water Sensor Gravity | rain sensor with analog output | analog output, humidity sensing |
| Water Sensor Grove | flow fluid sensor module with analog and digital output | analog output, digital output |
| Water Hall Flow Sensor G1/2 | hall effect flow sensor with UART | SPI interface, hall-effect detection |
What you can build
This sensor is a good fit for smart water meters, coolant flow alarms, aquarium systems, beverage dispensers, and irrigation monitors.
Starter bundles
Pair it with an Arduino-compatible board, ESP32, or Raspberry Pi, plus a breadboard and jumper wires for quick setup and testing.
Recommended add-ons
Useful add-ons include hose fittings, clamps, and a waterproof enclosure, depending on how you plan to power, mount, and log the sensor.
Technical specifications
| Product | Rain Steam Sensor |
|---|---|
| Sensor Area | 5cm x 4cm nickel-plated area |
| Nickel-Plated Surface | 5cm x 4cm area with anti-oxidation coating for long lifespan. |
| On-Board Indicator LED | Provides real-time status feedback. |
| Output Signal | with over 15mA driving capacity |
| Working voltage | 3.3V-5V |
| LM393 Comparator | Supports wide voltage ranges for versatile applications. |
| Easy Installation | Includes bolt holes for quick and secure mounting. |
| High-Quality Material | Made from RF-04 double-sided material for durability. |
Wiring & usage notes
Many modules in this style expose both analog and digital pins. Use the analog pin for raw readings and the digital pin for threshold-based switching, if available. Flow readings depend on liquid type, pipe size, and mounting direction. Calibrate in your own system for the best result.
What’s in the box
1 × Rain Steam Sensor
Frequently Asked Questions
What does the Rain Steam Sensor measure?
It is designed to measure rain or water presence.
Can I use it with Arduino, ESP32, or Raspberry Pi?
Yes. It is well suited for common maker and embedded platforms, as long as you power it at the correct voltage and match the signal level to your controller.
How do I connect this Analog and digital sensor?
This module may provide both analog and digital outputs, depending on how you wire and read it.
What affects accuracy?
Power quality, wiring, mounting, target material, and the real environment can all affect the reading. It is best to test and calibrate in the final setup.
Is it good for prototyping?
Yes. It is a practical choice for learning, proof-of-concept builds, and small automation projects.
Manila stock. Order before 16:00 PHT, ships today via J&T or LBC. Provincial: 1–3 working days.
Schools / class POs: we accept Purchase Orders for accredited schools and universities. contact us with your PO details.
Returns: 7-day inspection window for DOA units. Email proof of issue and we ship a replacement.
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